You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you for the day?

USER: I would like to make a flight ticket reservation from LGA to DFW, can you please help me?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: Sure, my planned travelling dates are Mar, 02 and 04 respectively.

ASSISTANT: May I know your connection limit?

USER: Flight has to be with single connection.

ASSISTANT: Do you have any other requirements?

USER: No, thank you for asking.

ASSISTANT: Ok, please share your name.

USER: Sure, my name is Margaret Lewis here.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: Ok, not an issue.Thank you for your information.

ASSISTANT: Thank you for choosing us.