You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I provide your assistance to you?

USER: I am Scott Carter. Can you please book a ticket for me as I am planning to go for flower festival at Detroit, DTW?

ASSISTANT: Sure, could you share your source code?

USER: Origin code is Phoenix, PHX.

ASSISTANT: When do you want to depart and arrive back?

USER: Journey dates are 10/04 to 10/06.

ASSISTANT: We found a flight on frontier airline, flight number as 1025 with the fare of 200.

USER: You can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for opting us.