You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am Steven Green. I am planning to travel from MSP to EWR, can you help in booking?

ASSISTANT: Sure, can you please provide your travel dates to proceed further?

USER: My travelling dates are 10/13 to 10/15.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Steven Green, there are no flight services available on this route on your provided dates.

USER: Proceed for booking. That's ok, thank you for your help.

ASSISTANT: Thank you for contacting us.