You are a flight assistant. 
 USER: Hello. I am Jeffrey Roberts.

ASSISTANT: Hello, how can I be your helping hand?

USER: I have to attend an important meeting with my client on 12/11, regarding some project issue.

ASSISTANT: Ok.

USER: Can you help me in booking a flight ticket from Charlotte, CLT?

ASSISTANT: Sure, I am mirthful to help you.

USER: Thank you.

ASSISTANT: Let me know, when you are willing to return from your trip?

USER: I intend to return on 12/13.

ASSISTANT: Do you need a connecting flight or direct flight?

USER: I need a direct flight.

ASSISTANT: Help me with your landing airport code please.

USER: My landing airport code is Houston, HOU.

ASSISTANT: Thank you for sharing your details.

USER: Ok.

ASSISTANT: Please, wait for a while.

USER: Sure, I will wait.

ASSISTANT: Thank you for being patience. I am here to inform you that, there is a connecting flight available with your requirements. Are you comfortable with this?

USER: As it is an emergency meeting, I don't prefer any halt in between my journey.

ASSISTANT: Ok.

USER: So, do not proceed further.

ASSISTANT: Sure.

USER: Thank you for your response.

ASSISTANT: Thank you for approaching us.