You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Kenneth Scott. I am planning to go for my sister's marriage at Charlotte, CLT. Can you please book a ticket on 04/04?

ASSISTANT: Sure, please share me your return date?

USER: I will return on 04/06.

ASSISTANT: Kindly assign me your source code?

USER: Source code is Washington, IAD.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found 1012 Spirit airline with single connection and price of 100. Shall I proceed with booking?

USER: You can proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you.