You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please assist me with booking a flight from PHX to SEA please?

ASSISTANT: Sure, may I know your name please?

USER: My journey dates are from July 27 to July 29. My name is Melissa Baker.

ASSISTANT: May I know your class preference please?

USER: I am ok with any class but I need a flight with 1 connection limit only.

ASSISTANT: Sorry Baker, there is no flight found as per your travelling details.

USER: Oh! That's sad to know. Thank you for checking anyways.

ASSISTANT: Thank you for opting us.

USER: Most welcome.