You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Myself Donald Moore. I will be travelling from DFW to SFO this weekend for my son's birthday party.

ASSISTANT: Sure, may I know your travelling dates?

USER: My dates are 11/24 to 11/26. I would like to have 0 connections and my price limit is 200.

ASSISTANT: Yes, I found a flight-1012 with southwest airlines, can I proceed? Sorry, no flights found for this search.

USER: Ok, no problem.

ASSISTANT: Thank you for contacting us.

USER: Thanks for your help.