You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a direct flight from LGA to BOS, can you please help?

ASSISTANT: Sure, I will help you with booking.

USER: Thank you.

ASSISTANT: Please share me your planned journey dates?

USER: My travel dates are 06/22 and 06/24.

ASSISTANT: Please wait for a moment.

USER: Ok.

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

USER: Never mind, thank you.

ASSISTANT: May I know your good name please?

USER: My name is Ashley Wilson.

ASSISTANT: Thank you for visiting us.

USER: Thank you.