Hello.
user
Hello, how can I assist you for the day?
assistant
Can you  please book a flight ticket from SFO to HOU?
user
When you are willing to travel?
assistant
Thank you. I have planned my travel  dates as Dec 22 and Dec 24.
user
Do you have any connection limit?
assistant
Yes, I am looking for single connecting flight.
user
May, I know your good name?
assistant
Sure, myself Matthew Hall.
user
Sorry, we found no flights on your given dates. Thank you for reaching us.
assistant
Oh! It is sad to hear. Anyway, thank you for your time.
user
Thank you.
assistant