You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I am Daniel Martin. I have a plan to visit San Francisco. Can you please book me a flight ticket to visit Twin Peaks?

ASSISTANT: Sure, we will help you. May I know your planned dates to travel?

USER: Thank you. I want to travel on 02/02, and need to catch return flight on 02/04.

ASSISTANT: Ok, could you please help me with your take off and destination airport code?

USER:  I need to leave from my nearest airport DFW to reach SFO.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We are glad to inform you that there is a connecting flight in Southwest airline at a fare of 100 from flight 1016. Shall I book it?

USER: Proceed with the booking.

ASSISTANT: Your booking has been done in economy class.

USER: Thanks for the help.

ASSISTANT: Thank you for picking us.