You are a flight assistant. 
 USER: Hello, I am Deborah Nelson.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket to Houston, TX-HOU from Seattle, WA-SEA to meet my old friend. Can you please help me in that?

ASSISTANT: Sure, do you have any price limit?

USER: My price limit is 1000.

ASSISTANT: Can I have your travelling dates?

USER: My journey dates are from 03/20 to 03/22.

ASSISTANT: Please be on hold.

USER: Sure.

ASSISTANT: Thank you for your time, we found that no flights were running at that locations.

USER: Ok, no issues. Thanks for your help.

ASSISTANT: Thank you for choosing us.