You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Patricia Wilson. Can you help me in booking from DFW to IAH.

ASSISTANT: Sure, please share your planned journey dates.

USER: My travelling dates are from Aug 17 to Aug 19.

ASSISTANT: Do you have any requirements?

USER: I need a connecting flight.

ASSISTANT: No flights available that matches your requirements.

USER: Ok, No issues, thank you.

ASSISTANT: Thank you.