You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Please search a flight ticket with 1 connection flight?

ASSISTANT: Sure, I will help you with that, please share your airport codes?

USER: My airport codes are IAD-BOS.

ASSISTANT: Ok, let me know your travelling dates to proceed further?

USER: My travelling dates are 09/30 and 10/02.

ASSISTANT: May I know your name please?

USER: I am Michelle Perez.

ASSISTANT: Perez, sorry for the inconvenience, no flights as per your details.

USER: Ok, fine. Thank you for checking.

ASSISTANT: It's my pleasure, have a nice day.