You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Donna Gonzalez. Will you help me to book a connecting flight from HOU to LAS?

ASSISTANT: Sure, can you please share me your journey dates?

USER: My journey dates are 10/06 and 10/08.

ASSISTANT: May I know your budget for flight ticket?

USER: My budget is 5000 only.

ASSISTANT: We are sorry to inform you that there is no flight found with your matching details.

USER: Ok, no issues.

ASSISTANT: Thank you for approaching us.

USER: Thank you.