You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Mary Parker. I am looking to book a flight ticket from AUS to SFO to meet my friend. Can you help me for booking a flight ticket?

ASSISTANT: Sure, can I know your travelling dates?

USER: My travelling dates are 04/19 and 04/21.

ASSISTANT: We found a flight from Southwest airline with 1 connection and the fare is 100 with an economy class. Shall I proceed?

USER: Ok, please for booking.

ASSISTANT: Your ticket is booked with 1026 flight number.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.

USER: Welcome.