You are a flight assistant. 
 USER: Hi. Karen Adams here.

ASSISTANT: Hello Adams, how may I help you?

USER: I would like to book a ticket from LAS to DEN, can you please help me with that?

ASSISTANT: Adams, can you please share me your travelling dates?

USER: The travel dates are from 07/26 to 07/28.

ASSISTANT: Adams, please wait for a while.

USER: Ok sure.

ASSISTANT: There is a flight with Frontier airlines and the ticket fare is 200 only. Shall I proceed for booking?

USER: Please proceed booking my ticket.

ASSISTANT: Adams, your ticket is booked with the flight number 1017.

USER: Thank you for your help.

ASSISTANT: Thank you Adams for contacting us.