You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Please book me a flight ticket from AUS to ORD to meet my family.

ASSISTANT: Mention your planned dates to travel?

USER: I have planned to travel on July 26th and return on July 28th.

ASSISTANT: Is there any connection limit?

USER: I prefer connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I want to depart and return at evening time.

ASSISTANT: Ok, please help me with your good name.

USER: Stephanie Clark.

ASSISTANT: There were no flights found with your required dates to travel.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.