You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you at this moment?

USER: I have to attend a Music Concert at Seattle, could you please help me with booking a flight ticket from PHL to SEA?

ASSISTANT: Sure, can you share me your travel dates?

USER: I would like to depart on Jan 28th and return on Jan 30th.

ASSISTANT: Do you have any connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Is there any other specifications?

USER: I have no other specifications.

ASSISTANT: Please forward your good name.

USER: I am Amy Lee.

ASSISTANT: Thanks for waiting. But I am sorry to say that there are no flights available.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us.