You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jack Edwards.

ASSISTANT: How may I abet you today?

USER: I need a direct flight from Phoenix, will you please aid me in booking a flight ticket?

ASSISTANT: Sure, I will be help you with the reservation, can you please mention your travelling airport codes?

USER: My airport codes are from AZ-PHX to CA-SFO.

ASSISTANT: Please mention your travelling dates?

USER: My travelling dates are 03/04 and 03/06.

ASSISTANT: Hold a moment.

USER: Sure.

ASSISTANT: There is a direct flight with the price 100 in UA airlines, can I proceed with the reservation?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with the flight number 1011.

USER: Thank you.

ASSISTANT: Thank you for reaching our service.