You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you help me in doing a reservation from ORD to LGA?

ASSISTANT: May I know your travel dates?

USER: My journey dates are Mar 23 to 25.

ASSISTANT: Do you have any preferences for your travel?

USER: No, please go ahead.

ASSISTANT: May I know your name please?

USER: I am Jason young.

ASSISTANT: No flights found as per your preferences at the moment.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for choosing us.