You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to attend an interview at San Francisco, can you help me with booking a economy class flight?

ASSISTANT: Sure, please share your journey dates?

USER: My journey dates are Nov 10 and Nov 12.

ASSISTANT: May I know your airport codes please?

USER: My airport codes are AUS to SFO.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: We found a flight in Delta airlines, flight number is 1007 with single connection and price is 100 economy class. Shall I proceed?

USER: Please proceed.

ASSISTANT: May I know your good name please?

USER: I am Mark Garcia.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.