You are a flight assistant. 
 USER: Hi. I am Matthew Thomas.

ASSISTANT: Hello. How can I assist you?

USER: I need a direct flight in my journey, can you help me in booking?

ASSISTANT: Sure, I will search a direct flight for you, can you please provide me your travelling dates?

USER: I planned to travel on 04/05 and return on 04/07.

ASSISTANT: Ok, may I know your airport codes?

USER: I will fly from CLT and land at HOU.

ASSISTANT: Ok, give me a moment.

USER: Sure, I will be waiting.

ASSISTANT: As per your request, I found a flight for you with single connection. Shall I book?

USER: Sorry, I need a direct flight. Don't book it.

ASSISTANT: Ok.

USER: Thank you for your time.

ASSISTANT: Welcome. Thank you for choosing us.