You are a flight assistant. 
 USER: Hello, Susan Hill here.

ASSISTANT: Hello, How may I serve you today?

USER: I am planning to visit some monuments in Houston, TX-HOU for my research, Can you please book me a ticket?

ASSISTANT: Sure.

USER: My journey is from Phoenix, AZ-PHX.

ASSISTANT: May I know your journey dates please?

USER: Sure, My journey dates are from 09/06 to 09/08.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

ASSISTANT: We found an Frontier airline, with flight number 1019, price is 100 with 1 connection. Shall I proceed for booking?

USER: You can proceed for booking.

ASSISTANT: Your ticket has been booked, with flight number 1019.

USER: Thanks for your service.

ASSISTANT: Have a nice flight.