You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Donald Rodriguez. I would like to travel to Chicago to visit Lincoln Park Zoo.

ASSISTANT: How can I assist you Donald Rodriguez? Sounds good.

USER: Can you please help me booking a ticket?

ASSISTANT: Yes, I am here to help you. Can you provide your airport codes?

USER: My travel airport codes are LGA and ORD.

ASSISTANT: May I know your journey dates? Wait for a while.

USER: I am planning to travel on dates 05/20 and 05/22.

ASSISTANT: There is a flight 1002 of Delta airlines available on your specified dates. Shall I proceed?

USER: Please proceed booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: If you have a free time also visit Museum of Science an Industry.

USER: That's great, thank you for your suggestions.

ASSISTANT: Welcome.