You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Charles Allen. I am planning to attend a press conference at Los Angels CA-LAX, help me in booking my flight ticket from WA-SEA.

ASSISTANT: Sure, I will help you. Could you please provide your journey dates?

USER: My travelling dates will be 04/21, my return date will be 04/23.

ASSISTANT: Do you have any specifications?

USER: I need one halt in between the journey.

ASSISTANT: Thanks for providing your details.

USER: Thank you.

ASSISTANT: We found a flight with AA airline and flight number is 1001, fare is 100. Can I confirm it?

USER: You can go with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for communicating with us.