You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Gregory Lee here.

ASSISTANT: How may I assist you today?

USER: Can you please help me in booking a flight ticket from PHX to AUS?

ASSISTANT: Lee, can you mention your travelling dates?

USER: Sure, my travel dates are from 02/16 to 02/18.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with one connection and the price is 200 in Delta airlines, can I proceed with the booking?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket ticket has been reserved with the flight number 1009.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching our service.