You are a flight assistant. 
 USER: Hello. I am Lisa Parker.

ASSISTANT: Hello. How may I help you?

USER: Can you please find a flight for me from New York?  Because I have to visit Museum of Modern Art in New York?

ASSISTANT: May I know your travel dates?

USER: The travel dates are 10/31 and 11/02.

ASSISTANT: Please help me with your airport codes.

USER: My origin and destination airport codes are LGA and EWR.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 500 with flight number 1017. Shall I proceed with this flight?

USER: I am able spend the mount only 200. Can you please search any other flight which matches to my price limit?

ASSISTANT: Your booking is done with fare of 200.

USER: Ok, thank you so much for your help.

ASSISTANT: Most welcome.