You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Brian Hill, planning to visit Austin. Can you please book me a ticket from PHX to AUS?

ASSISTANT: Sure, can you please share your travelling dates?

USER: My preferable journey dates are Aug 08 and Aug 10.

ASSISTANT: Do you have any connection limit?

USER: I prefer connecting flight for this trip.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Ok, any other requirements to be met?

USER: I would like to return in morning flight.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for reaching us.