You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Helen Roberts. I would like to book a ticket from PHX to DFW, can you please help me out?

ASSISTANT: Sure, may I know your travelling dates?

USER: I am travelling on these dates 01/30 and 02/01.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is a connecting flight 1005 of Frontier airlines, shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your services.

ASSISTANT: Welcome.