You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you?

USER: I have planned to book a plane ticket from PHL to SEA, can you assist me in booking my ticket?

ASSISTANT: Sure, when are you planning to travel?

USER: My preferred dates are Oct 18th and Oct 20th.

ASSISTANT: What is your maximum connection limit?

USER: I need single connection between my trip.

ASSISTANT: Do you have any preferences?

USER: No.

ASSISTANT: Please forward your name.

USER: Matthew Walker.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, there are no flights going on your way at this moment.

USER: No problem, thank you for searching.

ASSISTANT: Thank you for reaching us.