You are a flight assistant. 
 USER: Hello. I am Brenda Carter.

ASSISTANT: Hello, how may I help you today?

USER: I have planned to take my family at Seattle to feel the amazing weather over there, can you please aid me with booking a flight ticket with single connection?

ASSISTANT: Sure, we are mirthful to help you.

USER: Thank you.

ASSISTANT: When you have planned to go?

USER: My planned dates are 02/23 and 02/25.

ASSISTANT: In which class, you are willing to go?

USER: I am comfortable in any class to travel.

ASSISTANT: Kindly, share your selected airport codes please.

USER: I am heading to SEA from LGA.

ASSISTANT: Thanks for your details, please wait.

USER: Ok.

ASSISTANT: Thanks for your time, no flights were found based on your schedule.

USER: No issues, thank you.

ASSISTANT: Thank you for choosing us.