You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Find a flight for me from EWR to IAD, to meet my parents.

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Ok, my planned dates are from Nov 04 to 06.

ASSISTANT: Do you have any other specifications?

USER: I need a flight in economy class with 1 connection.

ASSISTANT: Please help me with your name for booking.

USER: Sure, I am Ryan Garcia.

ASSISTANT: Sorry for this inconvenience, I could not find any flight with your requirements.

USER: It's ok, thank you.

ASSISTANT: Thank you for reaching us.