You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please reserve a ticket for my journey from AUS to IAD for meeting my family?

ASSISTANT: Sure, I am here to help you. May I know your desired travel dates?

USER: My journey dates are from Oct 8th to Oct 10th.

ASSISTANT: May I know your connection limit?

USER: I need 1 connection flight.

ASSISTANT: Do you have any specifications?

USER: I want to return in afternoon time.

ASSISTANT: May I know your name?

USER: Myself Charles Robinson.

ASSISTANT: Sorry, there are no flights found on your trip dates.

USER: Oh! That's sad to know. Anyways, thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.