You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, do you need any assistance from us?

USER: Joshua Phillips here. I need to travel in a direct flight from IAH to DCA, can you please help me with that?

ASSISTANT: Sure, may I know on what dates you need booking?

USER: The travel dates are from 04/07 to 04/09.

ASSISTANT: The AA airline with flight number 1011 is available having price as 200 and connection as 0.

USER: Please proceed booking my ticket.

ASSISTANT: Ok, your reservation is done.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us, have a great day.