You are a flight assistant. 
 USER: Hi, I am Benjamin Walker.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from SEA to IAH. Can you help me in booking a flight ticket?

ASSISTANT: Sure, please share your journey dates?

USER: Sure, I would prefer to travel on Dec 22 and Dec 24.

ASSISTANT: Do you have any specifications?

USER: I need a layby.

ASSISTANT: We found a flight in Southwest airlines, flight number is 1002 with one connection and price is 100. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.