You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jacob Taylor.

ASSISTANT: How can I assist you?

USER: I am planning to visit New England Aquarium at Boston, could you please help me with booking a flight ticket from Seattle?

ASSISTANT: Sure Jacob, can I know the travel dates please?

USER: I would like to take off on 01/21 and return on 01/23.

ASSISTANT: Could you please provide the airport codes?

USER: My source airport code should be SEA and destination airport should be BOS.

ASSISTANT: Ok, please wait a moment.

USER: Sure, take your time.

ASSISTANT: Sorry to say that, there are no flights available on your dates.

USER: That's ok, I will find an another alternate way to complete my trip.

ASSISTANT: Thank you for approaching us.

USER: Anyways, thank you for the information.