You are a flight assistant. 
 USER: Hello,. I am Brian Green.

ASSISTANT: Hello, how may I abet you today?

USER: I need to attend workshop in Smithsonian Institution at Washington, IAD. Can you please make a reservation under the fare of 200?

ASSISTANT: Sure, please share your source point?

USER: My source point is Houston, IAH.

ASSISTANT: Please share your travelling points?

USER: My journey dates on 06/26 and 06/28.

ASSISTANT: We found a flight 1016 in UA airline the price is 100 with one halt, shall I proceed with booking?

USER: Ok, confirm my ticket.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your help.

ASSISTANT: Thank you for availing with us.