Hello.
Hello. How may I assist you?
I am panning to visit  Denver, will you help me in booking the business class flight from HOU to DEN?
Yes, can you tell me your dates of travel?
My preferable journey dates are Oct 27 and Oct 29.
Do you have any other preferences?
I need a flight with single connection which departs in evening time.
Give me a moment.
Sure, take your own time.
Sorry to inform you that there are no flights found on your requested criteria.
Ok, not an issue. Thank you for your information.
Can I know your name?
Myself Helen Hernandez.
Thank you for contacting us.