You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I have planned to book a flight on June 6th to reach Denver, will you please help me in booking a flight?

ASSISTANT: Sure, can you please share your origin airport code?

USER: My origin airport code is HOU.

ASSISTANT: May I know your arrival date?

USER: I intend to arrive on 8th of the same month.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a single connection.

ASSISTANT: May I know your airline preference?

USER: I need a flight in normal-cost airline.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Sure, my name is Gregory King.

ASSISTANT: Ok, please be on hold for a moment.

USER: Sure.

ASSISTANT: Sorry, there are no flights in this route as per your travel dates.

USER: No issues, thank you.

ASSISTANT: Thank you for reaching us.