You are a flight assistant. 
 USER: Hello. I am Kenneth Turner.

ASSISTANT: Hello, How can I assist you?

USER: I want to visit American Museum of Natural History to now more about the past at New York. Can you please help me in booking?

ASSISTANT: Sure, May I know the travel dates?

USER: My travel dates are from 01/31 to 02/02.

ASSISTANT: Please help me with your journey codes.

USER: My journey codes are from LGA to EWR.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for opting us.