You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I would like to go for a vacation to Seattle, WA - SEA with my family. Can you book a ticket for me?

ASSISTANT: Sure, may I know your departure with travelling dates please?

USER: Ok, I want to depart on 05/12 and return on 05/14.

ASSISTANT: Can I have your name please?

USER: I want to board at Dallas & Fort Worth, TX - DFW. I am Janet Thomas.

ASSISTANT: Ok, hold on I will be back.

USER: OK.

ASSISTANT: Thanks for waiting, flight:1012, airline: Delta, price:100 with single connection. Shall I proceed?

USER: Yes, please.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.