You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Gary Jackson.

ASSISTANT: What type of service you are expecting from us?

USER: Please help me in booking my flight ticket from DEN to EWR?

ASSISTANT: Sure, I am here to help you with that. Can I know your travelling dates?

USER: My travelling dates are 01/26 and 01/28.

ASSISTANT: Please wait for a minute.

USER: Ok, sure.

ASSISTANT: The Frontier airlines are providing a flight having a connection limit 1. Can I proceed with the ticket booking?

USER: Ok, please proceed for booking.

ASSISTANT: Yes, your ticket is reserved with the flight number 1023.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us.