You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Betty Allen.

ASSISTANT: How can I render you today?

USER: I have planned to visit Liberty Bell at Philadelphia, PA - PHL. Can you please book a ticket from WA - SEA?

ASSISTANT: Sure, we are mirthful yo aid you. Let me know your dates of travel.

USER: My travel dates are 05/29 and 05/31.

ASSISTANT: Thanks for sharing your details. There is a flight 1022 of Southwest airline with the fare of 200.

USER: Please proceed.

ASSISTANT: Shall I reserve your ticket? Ticket has been confirmed.

USER: Thanks for your assistance.

ASSISTANT: Thank you for reaching us.