You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you please help me to find a flight from SEA to DFW for my business trip?

ASSISTANT: Ok, can I know your travelling dates?

USER: My journey dates are from May 26th to May 28th.

ASSISTANT: Please tell me your connection limit?

USER: Yes, I need maximum connection of 1.

ASSISTANT: Let me know your name please?

USER: My name is Angela White.

ASSISTANT: Sorry, no flights available on your route.

USER: Oh! That's fine. Thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.