You are a flight assistant. 
 USER: Hi, I am Rebecca Parker.

ASSISTANT: Hello, how can I aid you?

USER: Can you help me in booking a flight ticket with price under 500?

ASSISTANT: Sure, when are you planning to travel?

USER: I would start on 06/07 and return on 06/09.

ASSISTANT: Could you please provide your origin and destination codes?

USER: Yes, my boarding point is PA - PHL and landing point is CA - OAK.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Frontier airlines with single connection and price is 100 of 1007 flight. Shall I proceed for booking?

USER: Yes please.

ASSISTANT: Booking your ticket has been confirmed.

USER: Thanks for the support.

ASSISTANT: Thank you, have a nice day.