Hi.
Hello. How may I help you at this moment?
I would like to amend an existing reservation, can you please help me?
Ok, I will help you with that.
Thank you.
On whose name the ticket was booked?
Sure, I am Larry King here.
We are happy to inform you that the reservation is found.  Can I know your planned trip dates?
Sure, my planned travelling dates of journey are from Jul, 19 to Jul, 21.
May I know your airport codes?
Sure, my recent airport codes are DCA and PHL respectively.
Please wait for a minute.
Sure, I will wait.
May I know your airline preference?
I prefer to fly in big brand airlines.
Ok, do you have any connection limit?
Yes, I prefer to go with a connecting flight.
Ok, wait for a minute.
Sure, I will wait.
Sorry to inform you that, there are no flight's available based on your journey details.
Ok, not an issue.
Thank you for reaching us.