You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help?

USER: I am David Anderson. I want to book a flight ticket from Minneapolis & St.Paul, MN-MSP to Boston, MA-BOS.

ASSISTANT: Sure, may I know your travel dates?

USER: I want to travel on dates 07/07 and 07/09.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: We have a connecting flight from Hawaiian airline, number 1021 and the price is 100. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Your economy class seat is booked.

USER: Thank you for your help.

ASSISTANT: Thank you.