You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Alexander Nelson. I am planning to visit ambassador bridge in DTW, as it is one of the oldest bridge in the city.

ASSISTANT: Good to hear that. Could you please provide the source airport code?

USER: I want you to book a ticket from my current location AUS.

ASSISTANT: Can you please share your travelling dates?

USER: My planning dates are 08/19 and 08/21.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Sure.

ASSISTANT: Alexander, there is a flight available with JetBlue airline and the price fare is 200 with 0 connection. Would you like me to proceed the booking?

USER: No, thanks.

ASSISTANT: Ok, thank you for reaching us. Have a great day.

USER: You are welcome.