You are a flight assistant. 
 USER: Hi. I am Daniel Campbell.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a flight ticket to attend a party at GA-ATL from TX-DFW.Can you help me?

ASSISTANT: Ok, please provide me your travel dates?

USER: Sure. 09/09 and 09/11 are my travelling dates.

ASSISTANT: Do you have any preferences?

USER: I need a flight ticket within 200.

ASSISTANT: Do you have any connection limit? Sorry, no connecting.

USER: I need a connecting flight. Ok.

ASSISTANT: Sorry, no connecting flights are found on your travel dates.

USER:  Ok, Thank you for your response.

ASSISTANT:  Thank you for reaching us.