You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Can you please help me in reserving my flight from LGA to reach ORD, as I have a meeting with my colleagues regarding company issues?

ASSISTANT: Sure, can you share me your travel dates?

USER: Thank you for the response, I would like to depart on Apr 27th and arrive on Apr 29th.

ASSISTANT: Do you have any connection limit?

USER: I prefer a single connecting flight for my journey.

ASSISTANT: Is there any other specifications?

USER: I would like to prefer economy class for my flight.

ASSISTANT: Can I know your good name?

USER: Betty Gonzalez is my name.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us.