You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I need to book a flight ticket from LAS to ORD, can you help me in booking a flight ticket?

ASSISTANT:  May I know your name for the documentation process?

USER: Sure, Susan Rodriguez here.

ASSISTANT: Sure, when are you planning to start and return on?

USER: Sure, my journey dates are Mar 4 and Mar 6.

ASSISTANT: Is there any time concern?

USER: I am comfortable with any time.

ASSISTANT:  Are there any more preferences that you want to avail?

USER: No.

ASSISTANT: There is a connecting flight-1020 in economy class, shall I proceed?

USER: Yes you can.

ASSISTANT: Booking is done on Delta airlines.

USER: Thank you for your assistance.

ASSISTANT: Welcome Susan Rodriguez.