You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I need to attend for a seminar in IAD. Can you please book a flight from IAH?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your travel dates?

USER: Sure, I want to start my journey on May 14 and need to end it on May 16.

ASSISTANT: Do you prefer any way station in your journey?

USER: Yes.

ASSISTANT: May I know your depart and arrival time?

USER: I am comfortable to travel in any time.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Can you share me your good name please?

USER: My name is Christopher Martin.

ASSISTANT: There is a connecting flight with fare of 200 and 1000 flight number. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your seat has been reserved with American Airlines in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.