You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me in booking my flight ticket from PHL to JFK?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My planned dates of journey are Aug 26 and Aug 28.

ASSISTANT: Can I have your name please?

USER: My name is Thomas Baker.

ASSISTANT: Do you need a connecting flight?

USER: I prefer connecting flight for this trip.

ASSISTANT: May I know your other specifications?

USER: I prefer normal cost airlines.

ASSISTANT: Thomas Baker, no flights has been found on your planned travel dates.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for reaching us.