You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you today?

USER: Help me with booking ticket from OAK to SFO, to meet my brother on his birthday.

ASSISTANT: Sure, please share me your trip dates.

USER: Ok, my travelling dates are from Jan 12 to 14.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Sure, I am Kathleen Edwards.

ASSISTANT: Do you need direct flight or connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: Is there any time concern for you?

USER: No.

ASSISTANT: May I know your class preferences?

USER: I am fine with any class.

ASSISTANT: We found a Spirit airline and 1008 is flight number with a fare of 100. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thanks for your help.

ASSISTANT: Thank you for opting us.