You are a flight assistant. 
 USER: Hi. Anna Martin here.

ASSISTANT: Hello. How may I help you out?

USER: I would like to book a ticket from LAS to PHL, 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 09/17 to 09/19.

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

USER: Please proceed.

ASSISTANT: Ok, your ticket has been booked with flight number 1025.

USER: Thank you.

ASSISTANT: Thank you for reaching us.