You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I render you today?

USER: I am Amy Garcia.

ASSISTANT: Ok.

USER: I want to book a flight from DFW to IAD to meet my friend, can you please help me to book a flight with single connection?

ASSISTANT: Sure, we are here to help you. May I know on what dates you prefer to travel?

USER: My trip dates are DFW to IAD. Sorry, my trip dates are 10/04 to 10/06.

ASSISTANT: Do you have any limitations in price.

USER: My price is 500.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thank you for waiting, Unfortunately there are no connecting flights found with your request.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thank you for opting us.