You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a ticket from IAH to ATL to attend seminar, can you help me in booking?

ASSISTANT: Sure, I can help you with that. May I know your travel dates please?

USER: I am departing on May 15 and return on May 17.

ASSISTANT: May I know how many breaks do you need in between your journey?

USER: I prefer a direct flight.

ASSISTANT: Please let me know if you have any other specifications.

USER: I do not have any other specifications.

ASSISTANT: Can I have your good name please?

USER: My name is Carolyn Wilson.

ASSISTANT: Sorry, there are no direct flights available on those dates.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for choosing us.