You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How may I be of your assistance?

USER: I am Christopher Hernandez. Please book a ticket from Houston, TX-HOU to Chicago, IL-ORD, for shopping.

ASSISTANT: Sure. May I know your price limit?

USER: Price limit is 5000.

ASSISTANT: Is there any connection limit?

USER: Yes, connections limit is 1.

ASSISTANT: Can you share your travelling dates?

USER: Departure is on 07/01 and will return by 07/03.

ASSISTANT: There is a flight 1021 in Hawaiian airline and price 100 matches to your data.

USER: Please book flight.

ASSISTANT: Your reservation has been done.

USER: Thanks.

ASSISTANT: Thank you.