You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Charles Carter want to visit HOU, can you book a flight from LGA?

ASSISTANT: Sure, I will help you. Can you please provide the depart and arrival dates as per your schedule?

USER: My trip dates are June 18 and 20.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Thank you for sharing the details. I am sorry to inform you that, there were no flights available that matches your requirements.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for availing us.