You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Melissa Jackson.

ASSISTANT: How may I assist you?

USER: I would like to meet my cousin at Seattle. Can you help me in booking a ticket from DTW to SEA?

ASSISTANT: Sure, please share your planned trip dates.

USER: My preferred journey dates are 03/15 and 03/17.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: I found a flight for you in UA airlines with price 100, Shall I book your ticket?

USER: Please book the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1028.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.