You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am James Young. I am planning to visit my sister's home from DCA to LAX. Can you help me out?

ASSISTANT: Sure, could you please provide your travelling dates?

USER: My travelling dates are 07/18 to 07/20. Make sure my connection should be 1.

ASSISTANT: There is a flight available with price 200 and flight number is 1001, would you like to proceed with the booking?

USER: Yes, you can proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your help.

ASSISTANT: You are welcome. Have a safe journey.