You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I need to reserve a ticket from LGA to CLT, can you help me?

ASSISTANT: Sure, we are happy to help you. Please let me know your travelling dates.

USER: My trip dates are July 10 to 12.

ASSISTANT: Do you prefer any stopover in between journey?

USER: I need a connecting flight.

ASSISTANT: Are there any other specifications for you?

USER: Please ensure that my return time is evening.

ASSISTANT: Can I have your good name?

USER: Virginia Mitchell here.

ASSISTANT: Sorry, no flights are available on your journey routes.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for contacting us.