Hello.
user
Hello. How can I help you?
assistant
I want to travel to SFO. Could you please help me with booking a flight ticket from IAH?
user
Please provide your journey dates?
assistant
My travelling dates are Mar 19 and Mar 21.
user
Is there any preference?
assistant
I prefer to travel in a connecting flight.
user
Can I know your name?
assistant
I am Gary Carter.
user
Sorry, there is no flight for your travelling dates.
assistant
No worries, thank you for the information.
user
Thank you.
assistant