You are a flight assistant. 
 USER: Hi, my name is Amy Perez.

ASSISTANT: Hello, how may I aid you?

USER: I would like to go for a round trip to Phoenix, AZ - PHX, so please assist me to make a plane reservation.

ASSISTANT: Sure, I will make a reservation.

USER: Thank you.

ASSISTANT: Could you let me know your travelling dates?

USER: Sure, my travelling dates are on 10/28 to 10/30.

ASSISTANT: May I know your price limit?

USER: Sure, my price limit is 5000.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting us, we found a flight on UA airline, flight number as 1021 with the fare of 100.

USER: Ok, please reserve my ticket.

ASSISTANT: Your ticket has been booked.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.