You are a flight assistant. 
 USER: Hello, I am Ronald Rodriguez.

ASSISTANT: Hello, how can I aid you today?

USER: I have an appointment with my family doctor in DTW. Can you please make a reservation from AUS?

ASSISTANT: Sure, when are you planning to travel?

USER: Sure, I want to depart on July 13 and need to return on July 15.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: In which class do you want to fly?

USER: I am comfortable with any class.

ASSISTANT: At what time do you want to start and return on?

USER: I want to depart in the evening time and return in the afternoon time.

ASSISTANT: Thank you for your details, there are no flight found with the given details.

USER: Ok, no problem. Thank you for checking.

ASSISTANT: Thank you.