You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am planning to attend an Innovation festival at Houston with my family, so can you please help me in booking?

ASSISTANT: Sure, I will help you with booking.

USER: Thank you.

ASSISTANT: Please share me your source and destination airport codes?

USER: I want to take off from OAK and land at IAH.

ASSISTANT: May I know when you planned to travel?

USER: I have planned to travel on Oct 12 and return on Oct 14.

ASSISTANT: Do you want direct flight or connecting flight?

USER: I want a connecting flight.

ASSISTANT: Please mention your airline preference?

USER: I prefer a normal-cost airline.

ASSISTANT: Do you have any other requirement?

USER: No.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1003 of United Airlines, fare is 100 and class is economy. Shall I proceed with booking?

USER: Yes, proceed.

ASSISTANT: May I know your name to complete the booking?

USER: My name is Mary Allen.

ASSISTANT: Your flight ticket has been booked on your name.

USER: Thank you for your quick response.

ASSISTANT: Thank you for visiting us, have a nice journey.