You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am planning for a round trip with my family to MN-MSP. Can you book a connecting flight?

ASSISTANT: Sure, may I know your depart and return dates?

USER: I will depart on 07/14 and 07/16.

ASSISTANT: May I know your name?

USER: I am David Parker.

ASSISTANT: There is a flight on southwest airline, flight number 1004 with the fare of 100. Can I book a ticket?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.