You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: I have to attend for a workshop in IAH. Can you please help me to book a flight from CLT?

ASSISTANT: Sure, when are you planning to make your trip?

USER: I want to depart on May 19 and need to return on May 21.

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

USER: I need a direct flight.

ASSISTANT: Any other requirements to be met?

USER: No.

ASSISTANT: Will you please let me know your name?

USER: My name is Laura Smith.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, there are no flights going on your way at this moment.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for checking.