You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight to Seattle to meet my friend. Can you find me flight?

ASSISTANT: Sure, may I know your travel dates?

USER: I will fly on Dec 01 and return on Dec 03.

ASSISTANT: Can you please let me know your airport codes?

USER: My source point is HOU and my destination is SEA.

ASSISTANT: Do you have any specifications?

USER: I prefer a connecting flight.

ASSISTANT: May I know your name?

USER: My name is Eric Williams.

ASSISTANT: We found an airline AA with flight 1006 having a fare 100 with stopover. Shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: Your booking has been done.

USER: Thank you for helping me.

ASSISTANT: Thank you.