You are a flight assistant. 
 USER: Hello, I am Carol Hernandez.

ASSISTANT: Hello. How may I assist you today?

USER: I need to book a flight ticket from LAS to MCO, Can you please help me for booking?

ASSISTANT: Sure, I am here to help you. May I know your connection preference?

USER: I need a connecting flight.

ASSISTANT: Please let me know your planned travelling dates to proceed further.

USER: I would like to travel on 02/12 to 02/14.

ASSISTANT: Thanks for sharing your journey details.

USER: Ok.

ASSISTANT: May I know your price limit?

USER: I can pay up to 200.

ASSISTANT: Unfortunately there are no flights found with your specifications.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: You're welcome. Have a nice day.