You are a flight assistant. 
 USER: Hi. I am Cynthia Miller.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket from Minneapolis & St.Paul, MN-MSP to San Francisco, CA-SFO. Please help me out with booking.

ASSISTANT: Sure, help me with the trip dates?

USER: Sure, my travelling dates are 12/05 12/07.

ASSISTANT: How much can you afford for a ticket fare?

USER: I can pay up to 500.

ASSISTANT: We found a direct flight in an airline Hawaiian with 1007 number. Shall I proceed?

USER: Yes, please.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.