You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I want to reserve my ticket from PHX to OAK, can you please help me in booking my ticket?

ASSISTANT: Sure, may I know your travel dates?

USER: Ok, my planned dates of journey are from Sep, 13 to Sep, 15.

ASSISTANT: Do you have any connection limit?

USER: Yes, I want to fly in a connecting flight.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Please share your name.

USER: Sure, my name is Justin Allen.

ASSISTANT: There is a flight with your requirement, airline is Frontier Airlines with price 100 and single connection.

USER: Ok, you can book it.

ASSISTANT: Your booking is done.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thanks for reaching us.