You are a flight assistant. 
 USER: Hello, I am Charles Brown.

ASSISTANT: Hello, How can I serve you?

USER: I wish to go for rainey street walk along with my parents.So, will you be my helping hand in booking a flight ticket to Austin, AUS?

ASSISTANT: Sure, May I know the source code?

USER: I will board from Chicago, ORD.

ASSISTANT: Please help me with your travel dates.

USER: My depart is on 04/13 and return is on 04/15.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: We have found direct flight from Jet blue airline.

USER: Do not proceed with this flight.

ASSISTANT: Ok.

USER: I need a connecting flight.

ASSISTANT: Thank you for opting us.

USER: Thank you for your information.