You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

USER: I am planning to attend music concert at SFO, can you please help me with booking a flight ticket from ATL?

ASSISTANT: Sure, I am here to help you. May I know you class preference?

USER: I am comfortable with any class.

ASSISTANT: Ok, do you have any preferences in the connection limit?

USER: I would prefer connecting flight.

ASSISTANT: Ok, on which dates would you like to travel?

USER: I would like to take off on Feb 9 and return on Feb 11.

ASSISTANT: Can I have you good name please?

USER: My name is Anthony Wilson.

ASSISTANT: There are no flights found on your requested specifications.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.