You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: John Allen here.

ASSISTANT: How can I assist you?

USER: Can you please reserve me a flight ticket from PHL to LAX?

ASSISTANT: Ok, may I know your travelling dates?

USER: Sure, my travel dates are from Aug 25 to Aug 27.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: There is a connecting flight with fare 300 and 1011 as flight number provided by Frontier Airline and the ticket is available in economy class. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.