You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to attend a Seminar in Houston. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am here to help you. Please let me know your travel dates.

USER: My travelling dates are May 09 and May 11.

ASSISTANT: Thank you. Could you please let me know your source and destination airport codes?

USER: My airport codes are PHL and IAH.

ASSISTANT: Noted. Are you comfortable with connecting flight or direct flight?

USER: It's not an issue.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Rebecca Adams.

ASSISTANT: Thank you. Please wait for a while, let me check.

USER: Ok.

ASSISTANT: Direct flight is available with Hawaiian Airlines and the ticket fare is 100 only in economy class. Flight departs at 16:00 hours and arrives at 15:00 hours. Shall I book the ticket for you?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your ticket is booked and your flight number is 1004.

USER: Thanks for helping me.

ASSISTANT: You are most welcome.