You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Ashley Campbell.

ASSISTANT: How may I render you today?

USER: Can you please aid me in booking a flight ticket from Austin, TX - AUS to New York, NY - LGA?

ASSISTANT: Sure, we are here to address you today.

USER: Thank you.

ASSISTANT: Can I know your connection preference?

USER: I need a connecting flight.

ASSISTANT: Kindly mention your planned travelling dates to proceed further.

USER: My preferable travel dates are 05/23 - 05/25.

ASSISTANT: Ok, please wait a moment I will search best flight for you.

USER: Sure.

ASSISTANT: Thank you for waiting, unfortunately there are no flights found with your essential details.

USER: Ok, thanks for your response.

ASSISTANT: Thank you for approaching us.