You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Joseph White.

ASSISTANT: How may I assist you today?

USER:  I would like to visit Seattle to enjoy my weekend there, can you please help me out with booking of a flight ticket with a single drop over?

ASSISTANT: Sure, may I know your planned trip dates?

USER: Ok, my travelling dates are 03/31 and 04/02.

ASSISTANT: Ok, could you send me your airport codes?

USER: I am planning to start my journey from DTW and I need to reach my destination SEA.

ASSISTANT: 100 is the cheapest flight for you having a connection limit 1 with the Delta airlines. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Yes, your ticket is reserved with the flight number 1006.

USER: Thank you for your help.

ASSISTANT: Than you for consulting us. Have a safe journey.