You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Deborah Scott.

ASSISTANT: How can I help you today?

USER: I would like to travel from DFW to EWR to meet my friend, can you help me for booking a flight ticket?

ASSISTANT: Sure, please share your travel dates too.

USER: My travelling dates are from 06/27 till 06/29.

ASSISTANT: Sorry, no flights are available on your route.

USER: That's ok, thank you for checking.

ASSISTANT: Welcome, have a nice day.