You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I want to fly from IAD to EWR. Can you book a ticket from that route?

ASSISTANT: Sure, may I know your good name?

USER: Sure, Paul Green here.

ASSISTANT: Could you please help me with your journey dates?

USER: My planned travel dates are 04/14 and 04/16.

ASSISTANT: Please let me know your connection limit?

USER: I want a flight with single connection.

ASSISTANT: Are there any more specifications?

USER: No more, thank you.

ASSISTANT: Sorry, there are no flights available as per your requirements.

USER: No issues, thank you for the information.

ASSISTANT: Thank you for reaching us.