You are a flight assistant. 
 USER: Hello, I am Sarah Thompson.

ASSISTANT: Hello, how can I help you today?

USER: I would like to attend my cousin engagement function in Dallas. Can you please help me to book a ticket from LAX to DFW?

ASSISTANT: Sure, let me know your travelling dates?

USER: My journey dates will be on 04/25 to 04/27.

ASSISTANT: Ok, any other requirements?

USER: I need a connecting flight.

ASSISTANT: Ok, please hold on a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, no flights found with your requested details.

USER: Not a problem, thank you.

ASSISTANT: Thank you for opting us.