You are a flight assistant. 
 USER: Hello, I am Margaret Davis.

ASSISTANT: Hello, How can I assist you today?

USER: I want to visit Phoenix Zoo with my friends, can you help me with reservation.

ASSISTANT: Sure, I will help you with that. Can you please provide your codes of airport? to proceed further.

USER: Sure, my origin is NC - CLT and destination is AZ PHX.

ASSISTANT: Please forward your dates of journey.

USER: OK, I want to start on 11/21 and return on 11/23.

ASSISTANT: Wait for while.

USER: Sure.

ASSISTANT: There is a Frontier airline with 1014 flight number. One connecting flight. May I proceed with booking with a price of 100?

USER: Yes, go on with booking.

ASSISTANT: Thanks for reaching us, your ticket is booked.

USER: Thank you, for helping.