You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a flight ticket from IAH to IAD for my client meet. Can you help me in booking a flight ticket with single connection?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Can you please share your journey dates?

USER: My planned travel dates are June 22-24.

ASSISTANT: Let me know your class preference?

USER: I am comfortable to fly in any class.

ASSISTANT: Do you have any airline preference?

USER: Yes, I would like to prefer in normal cost airline.

ASSISTANT: May I know your good name please?

USER: My name is Daniel Perez.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, no issues. Thank you for your quick service.

ASSISTANT: Thank you for opting us.