You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Steven Hill.

ASSISTANT: How may I help you?

USER: I want to book a flight ticket from CLT to LGA, can you please assist me in it?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My travel dates are May 13th and 15th.

ASSISTANT: Do you have any other specifications?

USER: I want to depart in the morning and return back in the evening time.

ASSISTANT: Sorry for this inconvenience, I could not find any flight with your requirements.

USER: Never mind, will find an alternative to travel. Thank you.

ASSISTANT: Thank you for reaching us.