You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you now?

USER: On 03/16, I planned to attend the science seminar in our university. So, please reserve a seat to Houston, IAH.

ASSISTANT: Sure, May I know your return date?

USER: I planned to arrive on 03/18.

ASSISTANT: Help me with the origin airport?

USER: I will start from a place Seattle, SEA.

ASSISTANT: Do you prefer any connections?

USER: I prefer to go with a connecting flight.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a 1002 Frontier airline, matching your needs. The airfare is 100.

USER: Ok, you can proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: May I know your name?

USER: I am Carol Lewis.

ASSISTANT: Thanks for approaching us.