You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Ashley Rodriguez. I am planning to conduct a film festival at Seattle, WA - SEA. Can you help me in my booking?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please help me with your planned dates.

USER: I will start my journey on 04/18. I will return on 04/20.

ASSISTANT: Ok, kindly assign me your source point.

USER: My source airport code is TX - HOU.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, we have Hawaiian airline at a fare of 200 with a halt from flight number 1022. Shall I book it?

USER: Proceed with my booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for picking us.