You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Kathleen Lopez here. I will be booking a reservation from IAD to PHL, can you help me with my reservation?

ASSISTANT: Sure, please tell your travelling dates?

USER: My preferred dates for this journey are from 05/29 to 05/31.

ASSISTANT: There is a flight available with 2 connection of flight.

USER: My budget for this trip tickets will be only 200, can you check with the availability. No, I only need a flight with 1 connection.

ASSISTANT: Sorry, there are no flights available with your request.

USER: That's ok, no issues.Thank you for assisting me.

ASSISTANT: Thank you and have a nice day.

USER: You are welcome.