You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Can you please avail me a flight ticket from EWR to DFW?

ASSISTANT: Sure. Tell me your travel dates please?

USER: My trip dates are 11/20 - 11/22.

ASSISTANT: May I know your name please?

USER: Jonathan Turner here.

ASSISTANT: Are you looking for a stopover in your journey?

USER: I need a single connection.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: Thanks for waiting. But I am sorry to say that there are no flights available.

USER: No issues, thank you.

ASSISTANT: Thank you.