You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Deborah Collins.

ASSISTANT: Deborah, how can I assist you?

USER: Can you help me in booking a ticket from DTW to EWR with 1 connection?

ASSISTANT: Sure.

USER: My dates are 04/07 to 04/09.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Sorry, no flights are available on your preferred dates.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for contacting us.