You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. Hello. How may I assist you?

USER: I want to book a ticket under the name of Timothy Lopez.

ASSISTANT: Sure Lopez, I will help you to book. Please provide me your airport codes for booking.

USER: Source is PHL and destination is DTW.

ASSISTANT: Ok, may I know your travelling dates?

USER: The travel dates are from 03/07 to 03/09.

ASSISTANT: Ok, wait a moment.

USER: Ok, take your own time.

ASSISTANT: Thank you for waiting. We found a flight for you with 0 connection limit.

USER: But I want a flight with 1 connection.

ASSISTANT: Sorry Lopez, no flights available with 1 connection.

USER: That's ok, thank you for your help.

ASSISTANT: Welcome, have a great day.