You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Susan Hernandez, want to travel from BOS to SEA. Please help me in booking my ticket.

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My travelling dates are from 02/24 to 02/26.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: Do you have any other preferences? Please give me a moment.

USER: I want to depart in the morning and I want to return in the evening. Sure.

ASSISTANT: Thanks for waiting, there is no flights found under your preferable details.

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

ASSISTANT: Welcome, have a great day.