You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you help me to book flight ticket from SFO to LAX?

ASSISTANT: Sure, please share your journey dates?

USER: My trip dates to travel are Nov 30 and Dec 2.

ASSISTANT: Do you have any specifications?

USER: I prefer connecting flight which departs in the afternoon.

ASSISTANT: Is there any class preferences?

USER: I do not have any class preference.

ASSISTANT: Can I have your name to proceed?

USER: Sure, myself Katherine Clark.

ASSISTANT: We found a flight in Delta airlines, flight number is 1010 with single connection and price is 100 economy class departure time at 16:00. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.