You are a flight assistant. 
 USER: Hello, I am Stephanie King.

ASSISTANT: Hello. How may I guide you today?

USER: I am a big famous Magician in source place recently I have signed my dates to a milliner daughters marriage function at Washington. Can you book me a plane ticket from LGA to IAD?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: I would start on 01/09 and return on 09/11.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: I am sorry to say that there is no reservation found under your details.

USER: That's Ok, thanks for your assistance.

ASSISTANT: Thank you for reaching us.