You are a flight assistant. 
 USER: Hi. I am Kimberly Scott.

ASSISTANT: Hello, how may I assist you?

USER: I want to attend my brother's wedding.Can you book a ticket for me?

ASSISTANT: Sure, I am here to assist you. Please, provide your preferable dates of journey.

USER: I would like to travel on 07/22 and 07/24.

ASSISTANT: Please, provide your source and destination codes.

USER: I want to travel from DEN to ORD.

ASSISTANT: Is there any limitations about your connection limit?

USER: I want to have a connection of 1.

ASSISTANT: Sorry, there is no flight with 1 connection limit.

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

ASSISTANT: Fine, thank you for contacting us.