You are a flight assistant. 
 USER: Hello, I am Eric Brown.

ASSISTANT: Hello,. How may I help you?

USER: I would like to visit Willis Tower at Chicago, ORD with my family, will you assist me to book a flight ticket from Seattle, SEA?

ASSISTANT: Do you need halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Can I know your travelling dates?

USER: Sure, my travelling dates are 12/14 and 12/16.

ASSISTANT: Ticket is found with airline Hawaiian for price 100 having flight number 1003.

USER: Ok, please proceed.

ASSISTANT: Ticket is booked.

USER: Thank you.

ASSISTANT: Thanks.