You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Can you please book me a ticket with the fare of 1000?

ASSISTANT: How may I render you today? Sure, please let me know your planned travelling dates to proceed further.

USER: I would like to leave between 11/22 and 11/24.

ASSISTANT: Is there any connection preference?

USER: I need a halt.

ASSISTANT: Could you please let me know your airport codes?

USER: My airport codes are from OAK to AUS.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Unfortunately there are no flights found with your requested details. May I know your name?

USER: Myself Joshua Clark.

ASSISTANT: Thank you.