You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

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

ASSISTANT: Sure, please share me your trip dates.

USER: I would like to take off on Aug 5 and return on Aug 7.

ASSISTANT:  For booking, we need your good name. Please mention it.

USER: My name is Sandra Baker.

ASSISTANT:  Do you need direct flight or connecting flight?

USER: I am looking for a connecting flight.

ASSISTANT: May I know your class preferences?

USER: I am comfortable with any class.

ASSISTANT: Is there any time concern for you?

USER: No.

ASSISTANT: We found a Delta airline and 1004 is flight number with a fare of 100.

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for opting us.

USER: You are welcome.