Hello.
Hello. How may I guide you today?
Earlier I made a reservation to go for a holiday trip, but due to sudden meeting I need to change my reservation. Can you please help me in changing my reservation?
Sure, I will definitely help you with this.
Thank you.
Can you please provide your name to check your previous reservation?
Reservation has been done on the name of  Emily Parker.
Ok Emily Baker, I have found your reservation. Can you please provide your new journey airport codes for booking?
Sure, my airport codes are from LAS to IAH.
Ok, may I know your departure and return dates of travelling?
I would like to depart on Aug 24 and return on Aug 26.
Please wait a moment to check the flights on your route.
Ok.
I have found a flight with 1 connection having with the fare of 100 provided by Southwest airlines. Are you ok with this?
Yes, I am ok with that, you can proceed.
Sure, your reservation has been done in flight number 1002.
Thank you.
Thank you for reaching us, have a great journey.