You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Brandon Baker.

ASSISTANT: How may I help you today?

USER: I need to visit Dallas to attend a business meeting. So please check the availability of flight which should have connection 0.

ASSISTANT: Brandon Baker, may I know your travelling dates for the following journey please?

USER: Sure, I need to travel on dates of 04/24 and 04/26.

ASSISTANT: Ok, may I know your arriving airport code and departing airport code?

USER: Sure, I would like to travel from LAX to DFW.

ASSISTANT: What is your budget for this journey tickets?

USER: My budget limit is 5000.

ASSISTANT: There is a flight-1017 available for you with 1 connection at the price of 400, can I book it for you?

USER: I need connection 0 so please recheck with that.

ASSISTANT: Ok, let me check.

USER: Thank you. Please carry on.

ASSISTANT: I am very sorry to inform you, I could not find any direct flight on your request.

USER: Oh! It is sad to hear. Anyway, thank you for checking.

ASSISTANT: Thank you for choosing our services.

USER: Most welcome.