You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER:  I want to book a flight ticket to attend International Auto Show, as they are exhibiting more than 400 vehicles from many branded companies. So, aid me to book a ticket on 01/11.

ASSISTANT: Sure, we are here to help you. Can you share me your source point and destination point?

USER: Boarding point is at Houston, IAH and landing point is Washington, IAD.

ASSISTANT: May I know your return date?

USER: On 01/13 I have to catch the return flight.

ASSISTANT: Let me know your name to book a flight ticket?

USER: Please book a ticket with the name of Nicholas Lee.

ASSISTANT: Ok, wait for a moment.

USER: Sure.

ASSISTANT: We found Southwest airline with connecting flight and number 1005 fare of 100. Shall I confirm it?

USER: Book it.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for contacting us.