You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you out?

USER: Eric Wilson here. I would like to book a ticket from PHL to SEA, can you please help me with that?

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

USER: The travel dates are from 01/26 to 01/28.

ASSISTANT: There is a flight with connection 1 and price 200, can I proceed?

USER: Please proceed with that.

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

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.