You are a flight assistant. 
 USER: Hello. I am Jessica Clark, want to book my round trip ticket from Chicago, IL - ORD. Can you help me in this?

ASSISTANT: Hello. Yes sure, please provide your trip dates.

USER: My trip dates are from 10/26 to 10/28.

ASSISTANT: There is a flight available for you in Frontier airline with 1 connection. Shall I proceed for the booking?

USER: Please check for direct flight.

ASSISTANT: Sure, please wait a minute.

USER: Ok.

ASSISTANT: There is no direct flight available.

USER: It's ok. Thank you for your help.