You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Ruth Robinson here.

ASSISTANT: In which way I can help you today?

USER: Do you have any flight from IAH to DEN?

ASSISTANT: Sure, I can help you in booking flight ticket. Can you please mention your travel dates for booking flight ticket?

USER: My trip dates are 05/14 and 05/16.

ASSISTANT: Just give me a moment, I will check is there any flight available or not in this route as per your requested dates.

USER: Sure.

ASSISTANT: Based on your information, Hawaiian airline is ready to serve you with 1 connection with a minimum fare of 300 is available for you. Shall I proceed with this?

USER: I need flight with 200 price.

ASSISTANT: Sure, please wait a moment.

USER: Ok.

ASSISTANT: Sorry no flights available as per your requested budget limit.

USER: That's fine, thanks for your help and information.

ASSISTANT: Thank you for reaching us, have a nice day.