You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what can I do for you?

USER: I would like to travel form IAD to see the Phoenix zoo in PHX, could you book a flight ticket?

ASSISTANT: May I know your travel dates?

USER: My dates are 08/25 and returns on 08/27. And make that connection limit should be 1.

ASSISTANT: There is a flight found with Frontier airlines, and connection limit is 1. Shall I proceed with booking?

USER: Ok, then continue to book the ticket.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking and good service.

ASSISTANT: May I know your name please? Your flight number is 1006.

USER: My name is Andrew Edwards.

ASSISTANT: Thanks for reaching us.

USER: Thank you.