You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I help you?

USER: I am Ronald Clark. I want to fly from SFO to DFW meet my friend, can you please help me to book a flight ticket?

ASSISTANT: Sure, Please help me with your travel dates.

USER: My journey dates are 02/01 to 02/03.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, we did not find any flights matching your credentials.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thank you for availing us.