You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Melissa Green here.

ASSISTANT: In which way I can aid you at this moment?

USER: I would like to book a ticket from DFW to SFO, can you please help me with that?

ASSISTANT: Sure, I am happy to aid you in booking flight ticket. Can you please let me know your preferable travel dates for further process?

USER: The travel dates are from 03/28 to 03/30.

ASSISTANT: Just hold on a moment, I will check flight availability in this route.

USER: Ok.

ASSISTANT: There is a flight available in this route as per your requested dates, airline is Delta and connection limit of this airline is 1 with minimum fare of 200. Are you comfortable with this flight?

USER: Please proceed with that.

ASSISTANT: I have confirmed your flight ticket, flight number is 1013.

USER: Thank you.

ASSISTANT: You are welcome Melissa Green.