You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Find a flight for me from EWR to MCO, to meet my parents.

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: Ok, my planned dates are from Jan 31 to Feb 02.

ASSISTANT: Ok, please share me your name.

USER: Sure, I am Mark Jones.

ASSISTANT: May I know you connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any specification?

USER: I need a flight in normal-cost with economy class.

ASSISTANT: Sorry, no flights are available on you preferable travel dates.

USER: It's ok, thank you.

ASSISTANT: Thank you for choosing us, have a nice day.