You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: Can you please help me in booking my flight ticket from IAH to OAK?

ASSISTANT: Sure, I will help you with that. May I know your travelling dates, please?

USER: My travelling dates are Dec 06 and Dec 08.

ASSISTANT: Do you have any class preference?

USER: No, class preference.

ASSISTANT: Is there any other requirements?

USER: I need single connecting flight.

ASSISTANT: May I know your name please?

USER: Myself Cynthia Gonzalez.

ASSISTANT: There is a connecting flight-1015 available in Frontier Airlines with a fare of 100. Shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: Cynthia Gonzalez, your booking is done in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our agency, have a safe journey.