You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you out?

USER: I am John Clark need to book a ticket to EWR from DTW, can you please help me in booking?

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

USER: My travel dates are from 10/29 to 10/31.

ASSISTANT: Can I know your destination code please? Please hold on.

USER: Ok.

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

USER: You can proceed.

ASSISTANT: Ok, your ticket has been booked with flight number 1003.

USER: Thank you.

ASSISTANT: Thank you for reaching us.