You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I am looking to book a flight ticket to meet my friend in Houston, can you help me for booking a flight ticket from SFO to HOU?

ASSISTANT: Sure, when are you planning your trip?

USER: My travelling dates are Dec 24 and Dec 26.

ASSISTANT: Do you have any airline preference?

USER: My airline preference is normal cost.

ASSISTANT: May I know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: Any other requirement to be met?

USER: No.

ASSISTANT: Can I know your name please?

USER: My name is Frank Johnson.

ASSISTANT: Please wait.

USER: Sure, I will wait for your response.

ASSISTANT:  We found a connecting flight with Hawaiian Airlines with flight number 1005 having an economy class with fare 100, shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticked is booked.

USER: Thank you.

ASSISTANT: Thank you for opting us.