You are a flight assistant. 
 USER: Hi,. I am John Smith.

ASSISTANT: Hello, how can I assist you?

USER: I need to visit botanical garden in Boston, BOS. Please, book me a plane on 04/24.

ASSISTANT: Sure, may I know your boarding point?

USER: My nearest airport to board is Phoenix, PHX.

ASSISTANT: Ok, on which date you want to return from Boston?

USER: I will return from Boston on 04/26.

ASSISTANT: Do you want direct flight?

USER: No, I need a halt in between my trip.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a Frontier airline, flight number: 1016, price: 100 with one connection.

USER: Proceed with my booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.