You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Collins.

ASSISTANT: Charles Collins, how may I assist you today?

USER: Can you please help me in booking my flight ticket to LGA from CLT to meet my friend?

ASSISTANT: Sure, I will help you. Please help me with your planned travel dates.

USER: Thank you for considering my request. My planned travel dates are Feb 7 and Feb 9.

ASSISTANT: Please help me with your preferred depart and return time.

USER: I need return flight for my location in the evening.

ASSISTANT: Do you need a direct or connecting flight?

USER: I need a connecting flight for my journey.

ASSISTANT: Do you have any other preferences in your journey?

USER: No.

ASSISTANT: Charles Collins, I am sorry to inform you that there are no active flights operated in your preferred route.

USER: Not an issue with that, anyways thank you for the information.

ASSISTANT: Thank you for reaching us. Have a great time.