You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am James Baker.

ASSISTANT: How may I guide you today?

USER: I want to travel from AUS to ORD. Can you book a flight ticket for me?

ASSISTANT: Can you please share your preferable journey dates?

USER: I want to travel in the flight on May 05 and May 07.

ASSISTANT: Do you have any class preference?

USER: No, but I want to return in morning time.

ASSISTANT: Is there any connection limit?

USER: I want to have a connection of 1.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: Thank you for reaching us.