Hello.
user
Hello, how may I assist  you?
assistant
I have to attend a meeting in SFO, can you please book a flight ticket from HOU?
user
Sure, I will help you out. May I know your travel dates please?
assistant
Thanks, my departure date is 09/22 and please book my return ticket also on 09/24.
user
Please, provide me your name to process further?
assistant
Sure, my name is Betty Lewis.
user
Sorry Lewis, no flights on your route.
assistant
It's ok no problem, I will go with another airline. Thank you for your information.
user
Ok, thank you for reaching us.
assistant