You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Catherine White. I am planning to visit my friend's home from DEN to BOS. Can you help me out?

ASSISTANT: Sure White, please provide me your travelling dates?

USER: My travelling dates are 10/23 to 10/25.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Yes, the flight 1023 of Delta airline is available for you. Shall I proceed?

USER: Can you please tell me the price?

ASSISTANT: The price is 200.

USER: Yes, you can proceed.

ASSISTANT: Ok, your flight is booked.

USER: Thank you for your help.

ASSISTANT: Most welcome.