You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Can you find a flight for me from DFW to HOU?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: Ok, my trip dates are from Oct 08 to 10.

ASSISTANT: Do you have any other preferences?

USER: I need a direct flight.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: It's ok, not an issue.

ASSISTANT: Can I know your name?

USER: Ok, Betty Collins here.

ASSISTANT: Thank you for contacting us.

USER: Welcome.