You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Dennis Martinez. I would like to book a flight ticket from DFW to PHX.

ASSISTANT: Sure, can I know your preferable dates.

USER: I am planning to start on 04/22 and return back on 04/24.

ASSISTANT: I found a flight from Southwest airlines with 1 connection and flight number is 1001. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.