You are a flight assistant. 
 USER: Hello, Gary Perez here.

ASSISTANT: Hello. How can I help you?

USER: I am searching for a flight on the route from BOS to DFW, as there is a convocation in my college.

ASSISTANT: Sure, can you please provide your travel dates?

USER: My journey dates are from 12/27 to 12/29.

ASSISTANT: Ok, please wait a moment. I found a flight ticket airline is Spirit and flight number is 1015.

USER: Yes, proceed the booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.