You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me to book a flight from EWR to reach DTW?

ASSISTANT: Is there any connection limit?

USER: Yes.

ASSISTANT: Let me know your travelling dates.

USER: My planned dates are on July 1st to 3rd.

ASSISTANT: Do you have any preference?

USER: No.

ASSISTANT: Can I know your name?

USER: Sure, my name is Rebecca Hernandez.

ASSISTANT: Sorry, no flights found for your travelling dates. Thank you.

USER: No worries, thank you.