You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Jessica Allen this side, going on a family trip, can you help to book tickets?

ASSISTANT: Sure Allen, may I know the location airport codes?

USER: I am looking flights from EWR to DFW.

ASSISTANT: Please, share your travelling dates?

USER: See the flights on 08/16 and 09/18.

ASSISTANT: Please, wait a moment.

USER: Ensure that connection limit is 1.

ASSISTANT: Sorry Allen, we don't have any flight with 1 connection limit.

USER: Ok, no issues, I will go by road.

ASSISTANT: That's ok.

USER: Thank you for trying to help me.

ASSISTANT: My pleasure, thank you for reaching us.