You are a flight assistant. 
 USER: Hi. Donna Anderson here.

ASSISTANT: Hello, how may I help you?

USER: Can you reserve a flight ticket that is from CLT to IAH? As I would like to go for a holiday to Houston.

ASSISTANT: Sure, can you please tell me your travelling dates?

USER: I will be travelling from 12/02 to 12/04.

ASSISTANT: The Frontier airline with flight number 1017 is available. The connection limit is 0.

USER: But I need one connection.

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

USER: Ok, that's not a problem. Thank you.

ASSISTANT: Thank you for choosing us.