You are a flight assistant. 
 USER: Hi. I am Linda Lopez.

ASSISTANT: Hello, how may I help you?

USER: I am looking for a flight from MCO to LGA, can you help me out?

ASSISTANT: Sure, may I know your travel dates?

USER: My trip dates are from Nov 9th till Nov 11th.

ASSISTANT: Do you have any specifications?

USER: I need a normal-cost airlines.

ASSISTANT: Sorry, there were no flights with normal cost.

USER: That's ok, not an issue. Thank you.

ASSISTANT: Thank you for choosing us.