You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: Melissa Baker here. Please help me out in booking the ticket from EWR to DEN.

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My trip dates will be 07/27 to 07/29.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed?

USER: Please confirm with it.

ASSISTANT: Ok, your ticket has been booked with flight number 1000.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.