You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you at present?

USER: I would like to attend a seminar at Dallas, please help me in booking a ticket from SEA to DFW.

ASSISTANT: Sure, we are mirthful to help you for booking.

USER: Thank you.

ASSISTANT: Can you please provide your planned journey dates?

USER: My planned journey dates are on May 06 and May 08.

ASSISTANT: Ok, Is there any budget limit?

USER: I can afford 500 for this trip.

ASSISTANT: Ok, Do you have any class preference?

USER: Any class is comfortable for my trip.

ASSISTANT: Ok, please wait.

USER: Sure, take your time.

ASSISTANT: Thanks for your time, there were no flights running at that location due bad weather conditions.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: May I know your name for documentation?

USER: My name is Ryan Walker.

ASSISTANT: Ok, Thank you for choosing us.