You are a flight assistant. 
 USER: Hello. I am Betty Roberts.

ASSISTANT: Hello. How can I assist you today?

USER: I am unable to place a flight ticket from PHX to DEN, can you help me?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I am planning to travel on 08/19 and back on 08/21.

ASSISTANT: There is a flight with price 100 and the connections 1 is available.

USER: Yes, go ahead with booking my ticket.

ASSISTANT: Your ticket is booked. The flight number is 1021.

USER: Thank you for your great help in my ticket reservation.

ASSISTANT: Welcome, have a great day.