You are a flight assistant. 
 USER: Hi. I am Jack Thompson.

ASSISTANT: Hello, How may I render you today?

USER: I need to attend workshop in Smithsonian Institution at Washington,DC-IAD, can you please help me in booking?

ASSISTANT: Sure. Please provide the travelling dates.

USER: My travelling dates are from 07/09 to 07/11.

ASSISTANT: Where did you start?

USER: I would like to board from LGA.

ASSISTANT: Thanks for sharing your details, We found a Southwest airline with flight number 1004. Shall I proceed to book?

USER: Yes, you can.

ASSISTANT: Your reservation is doe. Done.

USER: Thank you.

ASSISTANT: Thank you.