You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: As I am a singer, I want to participate in Music festival at Detroit, MI - DTW.

ASSISTANT: Sure, may I know your travelling dates?

USER: Can you please book a ticket on 10/23?

ASSISTANT: I can help you.

USER: I want to return on 10/25.

ASSISTANT: Kindly provide your source code.

USER: My source is Austin, TX - AUS.

ASSISTANT: Let me know your name.

USER: I am Melissa Jones.

ASSISTANT: We found a flight with number 1017 and Frontier as airline. The cost of the ticket is 400. Shall I go with booking?

USER: Ok, please proceed if it is a connected flight.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thanks for availing us.