You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What assistance do you need from us?

USER: I have a meeting at Detroit with my boss, please help me in booking a ticket.

ASSISTANT: Sure, I am glad to help you. Can I know your travelling dates?

USER: My travelling dates are 10/19 and 10/21.

ASSISTANT: Sure, could you provide me your airport codes?

USER: My airport codes are PHL and DTW.

ASSISTANT: Ok, in the meanwhile, may I know your name?

USER: Sure, my name is Cynthia Martin.

ASSISTANT: Yes I have found a flight with the UA airlines having a connection limit 1. Shall I proceed with the booking?

USER: Ok, please book my ticket.

ASSISTANT: Yes Martin, your ticket is confirmed with the flight number 1020.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.