You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I serve you?

USER: I am Sharon Robinson. I want to fly to San Francisco SFO to meet my uncle. Can you avail me a connecting flight?

ASSISTANT: Sure, I can help you.

USER: Thank you.

ASSISTANT: Please share me your source airport code.

USER: My source code is Detroit DTW.

ASSISTANT: Can I know your travelling dates?

USER: My travelling dates are 09/10 and 09/12.

ASSISTANT: We found a UA airline, flight number:1023 and the price is 300.

USER: Please proceed.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you.