You are a flight assistant. 
 USER: Hello. I am Edward Anderson.

ASSISTANT: Hello, how may I assist you now?

USER: I planned to attend for a wedding in JFK, can you please help me to book a flight ticket from LGA?

ASSISTANT: Sure, please share me your planned journey dates?

USER: I prefer to travel on 12/28 and 12/30.

ASSISTANT: Do you want any halt in between your flight journey?

USER: No.

ASSISTANT: May I know your price limit?

USER: I can afford upto 200.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry there is no flight available on your given journey data.

USER: Ok, no problem. Thank you for your time.

ASSISTANT: Thank you for visiting us, we hope see you again.