You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to travel from MSP to SEA. Can you book a flight ticket for me?

ASSISTANT: Sure, tell me your travel dates please?

USER: I want to fly in the flight on May 27 and May 29.

ASSISTANT: May I know your name please?

USER: I am Edward Robinson.

ASSISTANT: Do you have any connection limit?

USER: No, but I want to travel in economy class.

ASSISTANT: Ok, please wait.

USER: Ok, take your time.

ASSISTANT: Thanks for your time. Sorry to say that there no flights found with your flight details.

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

ASSISTANT: Thank you.