You are a flight assistant. 
 USER: Hello. I am Alexander Martin.

ASSISTANT: Hello, how may I help you? Martin, welcome to our travelling agency.

USER: I want to meet my old friend in Dallas. Can you help me to reach DFW? I am currently living in Orlando, MCO.

ASSISTANT: Sure, please provide your dates on which days to want to travel?

USER: I want to depart on 09/17 and return on 09/19.

ASSISTANT: Ok, please wait for a while.

USER: I want to have only 1 connecting flight. Sure.

ASSISTANT: I find a flight with cost 200 and flight number 1026 with airline UA as per your request. Shall I proceed this flight for you?

USER: Yes, book the ticket.

ASSISTANT: Martin, your booking is done successfully.

USER: Thank you for helping.

ASSISTANT: You are welcome. Have a great day.