You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I want to meet my grand parents who are staying in SEA. Can you please help me to book a flight from DFW?

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I want to depart on Aug 22 and intend to return on Aug 24.

ASSISTANT: Please let me know your connection limit?

USER: I am looking for a flight with single connection.

ASSISTANT: Are there any more specifications?

USER: No.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: Pamela Brown.

ASSISTANT: We found a connecting flight 1021 from American airlines has fare 100. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.