You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Sandra Moore.

ASSISTANT: How may I aid you?

USER: Can you help me in booking a flight ticket from PHL to BOS?

ASSISTANT: Can you please share your trip dates?

USER: I want to travel on 05/07, and return on 05/09.

ASSISTANT: Do you prefer any connection limit?

USER: I need a connecting flight.

ASSISTANT: May I know your departure time and arrival time?

USER: I want to arrive in the morning time.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Sorry, no flights found on your route.

USER: Ok, no issues.

ASSISTANT: Thank you.

USER: Thanks for the information.