You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Katherine Collins here, looking for a flight ticket from EWR to IAH, can you help me with booking a flight ticket?

ASSISTANT: Ok, please provide your dates to travel.

USER: Sure, my planning dates are from 05/06 to 05/08. Please ensure that my connection limit is 0.

ASSISTANT: There is no flight for you according to your information.

USER: Ok, no problem, I will search for another way to go.

ASSISTANT: Thank you for consulting us.

USER: Any way, thank you for your information.